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- Owner's Manual
Yamaha AD824 Owner's Manual
Summary of AD824
Page 1
Ad converter owner’s manual e on off power ad converter 1 2 3 4 5 6 7 8 peak signal nominal peak signal +48v sel nominal +48v word clock internal 44.1khz bnc slot 48khz sel db gain off on +48v master keep this manual for future reference..
Page 2: Important
Fcc information (u.S.A.) 1. Important notice: do not modify this unit! This product, when installed as indicated in the instructions contained in this manual, meets fcc requirements. Modifications not expressly approved by yamaha may void your authority, granted by the fcc, to use the product. 2. Im...
Page 3: Important Information
I ad824—owner’s manual important information please read the following before using the ad824 warnings • do not subject the ad824 to extreme temperatures, humidity, direct sunlight, or dust, which could be a potential fire or electrical shock hazard. • do not allow water to enter the ad824 or allow ...
Page 4: Cautions
Ii ad824—owner’s manual cautions • allow enough free space around the unit for normal ventilation. This should be: 10 cm at the sides, 15 cm behind, and 30 cm above. These distances should also be adopted when rack-mounting the ad824. For normal ventilation during use, remove the rear of the rack or...
Page 5: III
Iii ad824—owner’s manual trademarks adat multichannel optical digital interface is a trademark of alesis corporation. Tascam digital interface is a trademark and tascam and teac are registered trademarks of teac corporation. Yamaha is a trademark of yamaha corporation. All other trade- marks are the...
Page 6: Contents
Iv contents ad824—owner’s manual contents 1 introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 welcome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 installation . . . . . . . . . . . . . . . . . . ...
Page 7: 1 Introduction
Introduction 1 ad824—owner’s manual 1 introduction welcome thank you for choosing the yamaha ad824 ad converter. The ad824 is a high-per- formance 8-channel analog-to-digital converter, with 24-bit linear analog-to-digital converters and 128-times oversampling, providing a typical dynamic range of 1...
Page 8: 2 Touring The Ad824
2 chapter 2—touring the ad824 ad824—owner’s manual 2 touring the ad824 front panel a peak, nominal & signal indicators these indicators show the signal level of each channel and light up as follows: peak 3 db below maximum input level. Nominal 14 db below maximum input level. Signal 34 db below maxi...
Page 9: Rear Panel
Rear panel 3 ad824—owner’s manual j channel +48v indicators these indicators show whether the +48v phantom power is on or off for each channel. K +48v on/off button this button is used to set the +48v phantom power for the selected channel. L +48v master indicator this indicator shows whether the ma...
Page 10
4 chapter 2—touring the ad824 ad824—owner’s manual d com pc/rs422 port this 9-pin d-sub connector is for connecting the ad824 to a device for remote control, such as a yamaha dme32 or personal computer. It’s also used to connect to the previ- ous ad824 in a multiple-unit system. E word clock out con...
Page 11: 3 Operation
Operation 5 ad824—owner’s manual 3 operation selecting the wordclock source the wordclock source can be set to 44.1 khz internal, 48 khz internal, bnc, or slot. 1 use the [word clock] button to select a source. The corresponding wordclock indicator flashes quickly. 2 while the indicator is flashing,...
Page 12: Setting The Gain
6 chapter 3—operation ad824—owner’s manual setting the +48v phantom power master the +48v phantom power for all channels can be turned on and off by using the +48v master switch. 1 set the +48v master switch to the on position to turn on the +48v phantom power master supply. The +48v master indicato...
Page 13: 4 Digital I/o Cards
Digital i/o cards 7 ad824—owner’s manual 4 digital i/o cards about digital i/o cards for digital output the ad824 uses optional mini ygdai (yamaha general digital audio interface) cards, which are available in all the popular digital audio interconnect formats, including aes/ebu, adat, and tascam td...
Page 14: Installing I/o Cards
8 chapter 4—digital i/o cards ad824—owner’s manual installing i/o cards this section explains how to install mini ygdai cards in the ad824. 1 turn off the ad824. 2 undo the two fixing screws and remove the slot cover, as shown below. Keep the cover and fixing screws in a safe place for future use. 3...
Page 15: 5 Hookup Examples
Hookup examples 9 ad824—owner’s manual 5 hookup examples in the following hookup examples, the “digital audio device” could be any device with a compatible aes/ebu or adat interface, including the following yamaha products with the necessary i/o cards installed: dme32 digital mixing engine, 02r digi...
Page 16: Dual Adat Connection
10 chapter 5—hookup examples ad824—owner’s manual aes/ebu connection with splitter cable this example shows how both an ad824 and da824 can be connected to a digital audio device with a single aes/ebu interface by using my8-ae i/o cards and a custom aes/ebu splitter cable. Pin wiring details for the...
Page 17: Insert Connection
Insert connection 11 ad824—owner’s manual insert connection this example shows how analog outboard equipment can be patched into each channel by using the insert in and out 1/4" trs phone jacks. The insert point on each channel is located between the head amplifier and a/d converter. The signal leve...
Page 18: Yamaha Dme32 Connection
12 chapter 5—hookup examples ad824—owner’s manual yamaha dme32 connection the following example shows how the ad824 can be connected to the yamaha dme32 digital mixing engine for remote control. Channel gain and phantom power can be remotely controlled and recalled from the dme32, which features gai...
Page 19: Multiple Ad824 Connection
Multiple ad824 connection 13 ad824—owner’s manual multiple ad824 connection the next example shows how the ad824 com ports can be used to connect several ad824s in combination with a dme32. The com pc/rs422 port on the ad824 #1 is connected to the com port on the dme32, while the com rs422 port on a...
Page 20: 6 Wordclocks
14 chapter 6—wordclocks ad824—owner’s manual 6 wordclocks about wordclocks for correct operation and analog-to-digital conversion, it’s essential that the ad824 is wordclock locked to the digital audio device connected to its slot output. The ad824 can generate a wordclock signal internally at eithe...
Page 21: Wordclock Termination
Wordclock termination 15 ad824—owner’s manual wordclock termination for correct and reliable operation, wordclock signals distributed via bnc cables must be terminated correctly. Termination is typically applied at the last device, although it depends on the distribution method being used. The ad824...
Page 22: Appendix
16 appendix ad824—owner’s manual appendix error messages the ad824 performs several diagnostic checks when it’s turned on. If a problem is detected, one of the following error codes appears briefly on the gain display. E1 —internal backup-battery voltage low. E2 —internal memory data corrupt. E3 —in...
Page 23: Analog Input
Specifications 17 ad824—owner’s manual analog input analog output power requirements u.S.A. & canada 120 v ac, 60 hz europe 230 v ac, 50 hz power consumption 50 w dimensions (w × h × d) 480 × 97.5 × 377.6 mm (18.9 x 3.84 x 14.86 inches) weight 8.5 kg (18.7 lbs) free-air operating temperature 10˚ c t...
Page 24: Digital I/o
18 appendix ad824—owner’s manual digital i/o dimensions specifications and external appearance subject to change without notice. For european model purchaser/user information specified in en55103-1 and en55103-2. Inrush current: 10a conformed environment: e1, e2, e3 and e4 connection format level/im...